docs: def save_to(self, image):
          """ Save this image to another DockerImage
  
          :param image: DockerImage
          :return:
          """
          if not isinstance(image, self.__class__):
              raise ConuException("Invalid target image type", type(image))
          self.copy(image.name, image.tag,
                    target_transport=image.transport, target_path=image.path,
                    logs=False)